1099 vs W-2: tax differences explained
1099 contractors pay self-employment tax and make quarterly payments, while W-2 employees have withholding handled through payroll. This guide explains the major tax differences for 2025-2027 and links to calculators that estimate take-home pay and tax liability.
Key tax differences
- 1099 income is subject to self-employment tax.
- W-2 income is subject to payroll withholding and employer payroll taxes.
Planning for 1099 income
- Set aside a percentage of income for taxes.
- Plan quarterly estimated payments.
Planning for W-2 income
- Use a W-4 calculator to align withholding.
- Adjust for bonuses or life changes.
Put this tax guide into practice
Identify the tax year, filing status, income type, and household or business facts that apply before comparing options. Keep the source documents behind each number and use the linked calculator for a repeatable estimate. Changing one assumption at a time makes it easier to see which rule drives the result.
Review the calculator's assumptions, caveats, update date, and primary source links before acting. A guide can explain the planning framework, but official forms and instructions control a filed return. Seek qualified advice for notices, amended returns, multiple jurisdictions, business entities, or material transactions.
Save the assumptions used with the estimate and revisit them after an official annual adjustment or a change in income, residency, household, employment, or investment plans. Consistent inputs make comparisons meaningful.
Related calculators
1099 tax estimator
Estimate total tax on 1099 earnings.
Self-employment tax estimator (SECA)
Estimate SE tax on contract income.
Quarterly estimated payments planner
Plan quarterly payments for 1099 income.
W-4 withholding optimizer
Adjust W-4 withholding for W-2 income.
Paycheck take-home calculator
Estimate net pay after withholding.
FAQ
Do 1099 contractors pay more taxes than W-2 employees?
Contractors pay self-employment tax but can also deduct business expenses, so outcomes vary.
Updated 2026-01-20. TaxGuide Pro provides educational tax guidance, not legal advice.